updates readme

Author: asadali214

README.md

@@ -54,6 +54,12 @@ Core lib's Maven group ID is `io.apimatic`, and its artifact ID is `core`.
 | [`CoreApiException`](./src/main/java/io/apimatic/core/types/CoreApiException.java)                                               | This is the base class for all exceptions that represent an error response from the server                                                                                                                                                            |
 | [`MultipartFileWrapper`](./src/main/java/io/apimatic/core/types/http/request/MultipartFileWrapper.java)                          | To wrap file and headers to be sent as part of a multipart request                                                                                                                                                                                    |
 | [`MultipartWrapper`](./src/main/java/io/apimatic/core/types/http/request/MultipartWrapper.java)                                  | To wrap byteArray and headers to be sent as part of a multipart request                                                                                                                                                                               |
+| [`PaginatedData`](./src/main/java/io/apimatic/core/types/pagination/PaginatedData.java)                                          | To provide pagination functionality for both syncrounous and asyncrounous pagination types                                                                                                                                                                   |
+| [`PageWrapper`](./src/main/java/io/apimatic/core/types/pagination/PageWrapper.java)                                          | To wrap a single page along with its items and meta-data in the paginated data                                                                                                                                                                   |
+| [`CursorPagination`](./src/main/java/io/apimatic/core/types/pagination/CursorPagination.java)                                          | Provides cursor based pagination strategy                                                                                                                                                                 |
+| [`LinkPagination`](./src/main/java/io/apimatic/core/types/pagination/LinkPagination.java)                                          | Provides link based pagination strategy                                                                                                                                                                 |
+| [`OffsetPagination`](./src/main/java/io/apimatic/core/types/pagination/OffsetPagination.java)                                          | Provides offset based pagination strategy                                                                                                                                                                 |
+| [`PagePagination`](./src/main/java/io/apimatic/core/types/pagination/PagePagination.java)                                          | Provides page based pagination strategy                                                                                                                                                                 |
 | [`CoreHelper`](./src/main/java/io/apimatic/core/utilities/CoreHelper.java)                                                       | This is a Helper class with commonly used utilities for the SDK                                                                                                                                                                                       |
 | [`DateHelper`](./src/main/java/io/apimatic/core/utilities/DateHelper.java)                                                       | This is a utility class for LocalDate operations                                                                                                                                                                                                      |
 | [`LocalDateTimeHelper`](./src/main/java/io/apimatic/core/utilities/LocalDateTimeHelper.java)                                     | This is a utility class for LocalDateTime operations                                                                                                                                                                                                  |
@@ -75,6 +81,7 @@ Core lib's Maven group ID is `io.apimatic`, and its artifact ID is `core`.
 | [`RequestExecutor`](./src/main/java/io/apimatic/core/request/async/RequestExecutor.java)           | A Request executor that executes request and returns the response asynchronously |
 | [`RequestSupplier`](./src/main/java/io/apimatic/core/request/async/RequestSupplier.java)           | A Request Supplier that supplies the request                                     |
 | [`TypeCombinator`](./src/main/java/io/apimatic/core/annotations/TypeCombinator.java)               | This is a container of annotations for oneOf/anyOf cases                         |
+| [`PaginationStrategy`](./src/main/java/io/apimatic/core/types/pagination/PaginationStrategy.java)  | Provides the functionality to apply pagination parameters and return new request |
 
 ## Links
 

src/main/java/io/apimatic/core/types/pagination/PaginationStrategy.java

@@ -5,10 +5,13 @@
 public interface PaginationStrategy {
 
     /**
-     * @param paginatedData Data to be checked for validity
-     * @return True if paginated data is valid to make another request
+     * @param paginatedData Data to be processed for validity.
+     * @return HttpRequest.Builder if paginated data is valid to make another request.
      */
     HttpRequest.Builder apply(PaginatedData<?, ?, ?, ?> paginatedData);
 
+    /**
+     * @param page A pageWrapper instance that will be updated with meta data.
+     */
     void addMetaData(PageWrapper<?, ?> page);
 }